8. During a high-speed chase, a 2400-Ib sports car traveling at a speed of 100 mi/h just loses contact with the road as it reaches the crest A of a hill. (a) Determine the radius of curvature p of the vertical profile of the road at A. (b) Using the value of p found in part a, determine the force exerted on a 160- Ib driver by the seat of his 3100-lb car as the car, traveling at a constant speed of 50 mi/h, passes through A.

8. During a high-speed chase, a 2400-Ib sports car traveling at a speed of 100 mi/h just loses contact with the road as it reaches the crest A of a hill. (a) Determine the radius of curvature p of the vertical profile of the road at A. (b) Using the value of p found in part a, determine the force exerted on a 160- Ib driver by the seat of his 3100-lb car as the car, traveling at a constant speed of 50 mi/h, passes through A.

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Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: More Applications Of Newton’s Laws

Section: Chapter Questions

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If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!

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draw the free body diagram

Transcribed Image Text:8. During a high-speed chase, a 2400-lb sports car traveling at a speed of 100 mi/h just loses contact with the road as it reaches the crest A of a hill. (a) Determine the radius of curvature p of the vertical profile of the road at A. (b) Using the value of p found in part a, determine the force exerted on a 160- Ib driver by the seat of his 3100-lb car as the car, traveling at a constant speed of 50 mi/h, passes through A.

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